MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

TOPROOTTechnology Corp. Ltd.

Unique prefixes: 3

Block Size: 1056765 (1.05 M)

First registration: 21 February 2011

Last updated: 18 February 2016

Types

IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)

MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)

MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

MAC PrefixTypeRegistration Date
00:50:C2:CC:7IAB2011-02-21
40:A3:6B:2MA-M2016-02-05
70:B3:D5:1E:0MA-S2014-12-23